forked from KolibriOS/kolibrios
1166 lines
34 KiB
C
1166 lines
34 KiB
C
/******************************************************************************
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*
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* Module Name: aehandlers - Various handlers for acpiexec
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*
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*****************************************************************************/
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/******************************************************************************
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*
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* 1. Copyright Notice
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*
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* Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
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* All rights reserved.
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*
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* 2. License
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*
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* 2.1. This is your license from Intel Corp. under its intellectual property
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* rights. You may have additional license terms from the party that provided
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* you this software, covering your right to use that party's intellectual
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* property rights.
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*
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* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
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* copy of the source code appearing in this file ("Covered Code") an
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* irrevocable, perpetual, worldwide license under Intel's copyrights in the
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* base code distributed originally by Intel ("Original Intel Code") to copy,
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* make derivatives, distribute, use and display any portion of the Covered
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* Code in any form, with the right to sublicense such rights; and
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*
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* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
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* license (with the right to sublicense), under only those claims of Intel
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* patents that are infringed by the Original Intel Code, to make, use, sell,
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* offer to sell, and import the Covered Code and derivative works thereof
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* solely to the minimum extent necessary to exercise the above copyright
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* license, and in no event shall the patent license extend to any additions
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* to or modifications of the Original Intel Code. No other license or right
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* is granted directly or by implication, estoppel or otherwise;
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*
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* The above copyright and patent license is granted only if the following
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* conditions are met:
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*
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* 3. Conditions
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*
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* 3.1. Redistribution of Source with Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification with rights to further distribute source must include
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* the above Copyright Notice, the above License, this list of Conditions,
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* and the following Disclaimer and Export Compliance provision. In addition,
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* Licensee must cause all Covered Code to which Licensee contributes to
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* contain a file documenting the changes Licensee made to create that Covered
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* Code and the date of any change. Licensee must include in that file the
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* documentation of any changes made by any predecessor Licensee. Licensee
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* must include a prominent statement that the modification is derived,
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* directly or indirectly, from Original Intel Code.
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*
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* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification without rights to further distribute source must
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* include the following Disclaimer and Export Compliance provision in the
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* documentation and/or other materials provided with distribution. In
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* addition, Licensee may not authorize further sublicense of source of any
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* portion of the Covered Code, and must include terms to the effect that the
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* license from Licensee to its licensee is limited to the intellectual
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* property embodied in the software Licensee provides to its licensee, and
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* not to intellectual property embodied in modifications its licensee may
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* make.
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*
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* 3.3. Redistribution of Executable. Redistribution in executable form of any
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* substantial portion of the Covered Code or modification must reproduce the
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* above Copyright Notice, and the following Disclaimer and Export Compliance
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* provision in the documentation and/or other materials provided with the
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* distribution.
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*
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* 3.4. Intel retains all right, title, and interest in and to the Original
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* Intel Code.
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*
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* 3.5. Neither the name Intel nor any other trademark owned or controlled by
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* Intel shall be used in advertising or otherwise to promote the sale, use or
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* other dealings in products derived from or relating to the Covered Code
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* without prior written authorization from Intel.
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*
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* 4. Disclaimer and Export Compliance
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*
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* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
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* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
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* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
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* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
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* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
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* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
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* PARTICULAR PURPOSE.
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*
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* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
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* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
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* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
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* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
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* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
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* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
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* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
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* LIMITED REMEDY.
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*
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* 4.3. Licensee shall not export, either directly or indirectly, any of this
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* software or system incorporating such software without first obtaining any
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* required license or other approval from the U. S. Department of Commerce or
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* any other agency or department of the United States Government. In the
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* event Licensee exports any such software from the United States or
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* re-exports any such software from a foreign destination, Licensee shall
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* ensure that the distribution and export/re-export of the software is in
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* compliance with all laws, regulations, orders, or other restrictions of the
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* U.S. Export Administration Regulations. Licensee agrees that neither it nor
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* any of its subsidiaries will export/re-export any technical data, process,
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* software, or service, directly or indirectly, to any country for which the
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* United States government or any agency thereof requires an export license,
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* other governmental approval, or letter of assurance, without first obtaining
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* such license, approval or letter.
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*
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*****************************************************************************/
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#include "aecommon.h"
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#define _COMPONENT ACPI_TOOLS
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ACPI_MODULE_NAME ("aehandlers")
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/* Local prototypes */
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static void
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AeNotifyHandler (
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ACPI_HANDLE Device,
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UINT32 Value,
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void *Context);
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static void
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AeDeviceNotifyHandler (
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ACPI_HANDLE Device,
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UINT32 Value,
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void *Context);
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static ACPI_STATUS
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AeExceptionHandler (
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ACPI_STATUS AmlStatus,
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ACPI_NAME Name,
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UINT16 Opcode,
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UINT32 AmlOffset,
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void *Context);
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static ACPI_STATUS
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AeTableHandler (
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UINT32 Event,
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void *Table,
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void *Context);
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static ACPI_STATUS
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AeRegionInit (
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ACPI_HANDLE RegionHandle,
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UINT32 Function,
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void *HandlerContext,
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void **RegionContext);
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static void
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AeAttachedDataHandler (
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ACPI_HANDLE Object,
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void *Data);
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static UINT32
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AeInterfaceHandler (
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ACPI_STRING InterfaceName,
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UINT32 Supported);
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static UINT32
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AeEventHandler (
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void *Context);
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static UINT32 SigintCount = 0;
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static AE_DEBUG_REGIONS AeRegions;
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/*
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* We will override some of the default region handlers, especially the
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* SystemMemory handler, which must be implemented locally. Do not override
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* the PCI_Config handler since we would like to exercise the default handler
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* code. These handlers are installed "early" - before any _REG methods
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* are executed - since they are special in the sense that tha ACPI spec
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* declares that they must "always be available". Cannot override the
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* DataTable region handler either -- needed for test execution.
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*/
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static ACPI_ADR_SPACE_TYPE DefaultSpaceIdList[] = {
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ACPI_ADR_SPACE_SYSTEM_MEMORY,
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ACPI_ADR_SPACE_SYSTEM_IO
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};
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/*
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* We will install handlers for some of the various address space IDs
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* Test one user-defined address space (used by aslts.)
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*/
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#define ACPI_ADR_SPACE_USER_DEFINED 0x80
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static ACPI_ADR_SPACE_TYPE SpaceIdList[] = {
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ACPI_ADR_SPACE_EC,
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ACPI_ADR_SPACE_SMBUS,
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ACPI_ADR_SPACE_PCI_BAR_TARGET,
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ACPI_ADR_SPACE_IPMI,
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ACPI_ADR_SPACE_FIXED_HARDWARE,
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ACPI_ADR_SPACE_USER_DEFINED
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};
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/******************************************************************************
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*
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* FUNCTION: AeCtrlCHandler
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*
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* PARAMETERS: Sig
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*
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* RETURN: none
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*
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* DESCRIPTION: Control-C handler. Abort running control method if any.
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*
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*****************************************************************************/
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void ACPI_SYSTEM_XFACE
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AeCtrlCHandler (
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int Sig)
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{
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signal (SIGINT, SIG_IGN);
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SigintCount++;
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AcpiOsPrintf ("Caught a ctrl-c (#%u)\n\n", SigintCount);
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if (AcpiGbl_MethodExecuting)
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{
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AcpiGbl_AbortMethod = TRUE;
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signal (SIGINT, AeCtrlCHandler);
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if (SigintCount < 10)
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{
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return;
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}
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}
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exit (0);
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}
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/******************************************************************************
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*
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* FUNCTION: AeNotifyHandler
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*
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* PARAMETERS: Standard notify handler parameters
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*
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* RETURN: Status
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*
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* DESCRIPTION: System notify handler for AcpiExec utility. Used by the ASL
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* test suite(s) to communicate errors and other information to
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* this utility via the Notify() operator.
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*
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*****************************************************************************/
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static void
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AeNotifyHandler (
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ACPI_HANDLE Device,
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UINT32 Value,
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void *Context)
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{
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switch (Value)
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{
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#if 0
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case 0:
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printf ("[AcpiExec] Method Error 0x%X: Results not equal\n", Value);
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if (AcpiGbl_DebugFile)
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{
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AcpiOsPrintf ("[AcpiExec] Method Error: Results not equal\n");
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}
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break;
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case 1:
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printf ("[AcpiExec] Method Error: Incorrect numeric result\n");
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if (AcpiGbl_DebugFile)
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{
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AcpiOsPrintf ("[AcpiExec] Method Error: Incorrect numeric result\n");
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}
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break;
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case 2:
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printf ("[AcpiExec] Method Error: An operand was overwritten\n");
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if (AcpiGbl_DebugFile)
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{
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AcpiOsPrintf ("[AcpiExec] Method Error: An operand was overwritten\n");
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}
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break;
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#endif
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default:
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printf ("[AcpiExec] Received a System Notify on [%4.4s] %p Value 0x%2.2X (%s)\n",
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AcpiUtGetNodeName (Device), Device, Value,
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AcpiUtGetNotifyName (Value));
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if (AcpiGbl_DebugFile)
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{
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AcpiOsPrintf ("[AcpiExec] Received a system notify, Value 0x%2.2X\n", Value);
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}
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(void) AcpiEvaluateObject (Device, "_NOT", NULL, NULL);
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break;
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}
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}
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/******************************************************************************
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*
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* FUNCTION: AeDeviceNotifyHandler
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*
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* PARAMETERS: Standard notify handler parameters
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*
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* RETURN: Status
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*
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* DESCRIPTION: Device notify handler for AcpiExec utility. Used by the ASL
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* test suite(s) to communicate errors and other information to
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* this utility via the Notify() operator.
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*
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*****************************************************************************/
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static void
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AeDeviceNotifyHandler (
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ACPI_HANDLE Device,
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UINT32 Value,
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void *Context)
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{
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printf ("[AcpiExec] Received a Device Notify on [%4.4s] %p Value 0x%2.2X (%s)\n",
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AcpiUtGetNodeName (Device), Device, Value,
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AcpiUtGetNotifyName (Value));
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if (AcpiGbl_DebugFile)
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{
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AcpiOsPrintf ("[AcpiExec] Received a device notify, Value 0x%2.2X\n", Value);
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}
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(void) AcpiEvaluateObject (Device, "_NOT", NULL, NULL);
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}
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/******************************************************************************
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*
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* FUNCTION: AeExceptionHandler
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*
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* PARAMETERS: Standard exception handler parameters
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*
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* RETURN: Status
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*
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* DESCRIPTION: System exception handler for AcpiExec utility.
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*
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*****************************************************************************/
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static ACPI_STATUS
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AeExceptionHandler (
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ACPI_STATUS AmlStatus,
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ACPI_NAME Name,
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UINT16 Opcode,
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UINT32 AmlOffset,
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void *Context)
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{
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ACPI_STATUS NewAmlStatus = AmlStatus;
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ACPI_STATUS Status;
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ACPI_BUFFER ReturnObj;
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ACPI_OBJECT_LIST ArgList;
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ACPI_OBJECT Arg[3];
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const char *Exception;
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Exception = AcpiFormatException (AmlStatus);
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AcpiOsPrintf ("[AcpiExec] Exception %s during execution ", Exception);
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if (Name)
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{
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AcpiOsPrintf ("of method [%4.4s]", (char *) &Name);
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}
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else
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{
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AcpiOsPrintf ("at module level (table load)");
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}
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AcpiOsPrintf (" Opcode [%s] @%X\n", AcpiPsGetOpcodeName (Opcode), AmlOffset);
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/*
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* Invoke the _ERR method if present
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*
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* Setup parameter object
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*/
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ArgList.Count = 3;
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ArgList.Pointer = Arg;
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Arg[0].Type = ACPI_TYPE_INTEGER;
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Arg[0].Integer.Value = AmlStatus;
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Arg[1].Type = ACPI_TYPE_STRING;
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Arg[1].String.Pointer = ACPI_CAST_PTR (char, Exception);
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Arg[1].String.Length = ACPI_STRLEN (Exception);
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Arg[2].Type = ACPI_TYPE_INTEGER;
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Arg[2].Integer.Value = AcpiOsGetThreadId();
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/* Setup return buffer */
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ReturnObj.Pointer = NULL;
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ReturnObj.Length = ACPI_ALLOCATE_BUFFER;
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Status = AcpiEvaluateObject (NULL, "\\_ERR", &ArgList, &ReturnObj);
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if (ACPI_SUCCESS (Status))
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{
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if (ReturnObj.Pointer)
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{
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/* Override original status */
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NewAmlStatus = (ACPI_STATUS)
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((ACPI_OBJECT *) ReturnObj.Pointer)->Integer.Value;
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AcpiOsFree (ReturnObj.Pointer);
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}
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}
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else if (Status != AE_NOT_FOUND)
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{
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AcpiOsPrintf ("[AcpiExec] Could not execute _ERR method, %s\n",
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AcpiFormatException (Status));
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}
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/* Global override */
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if (AcpiGbl_IgnoreErrors)
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{
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NewAmlStatus = AE_OK;
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}
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if (NewAmlStatus != AmlStatus)
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{
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AcpiOsPrintf ("[AcpiExec] Exception override, new status %s\n",
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AcpiFormatException (NewAmlStatus));
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}
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return (NewAmlStatus);
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}
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/******************************************************************************
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*
|
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* FUNCTION: AeTableHandler
|
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*
|
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* PARAMETERS: Table handler
|
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*
|
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* RETURN: Status
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*
|
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* DESCRIPTION: System table handler for AcpiExec utility.
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*
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*****************************************************************************/
|
|
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static char *TableEvents[] =
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{
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"LOAD",
|
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"UNLOAD",
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"UNKNOWN"
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};
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|
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static ACPI_STATUS
|
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AeTableHandler (
|
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UINT32 Event,
|
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void *Table,
|
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void *Context)
|
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{
|
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ACPI_STATUS Status;
|
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|
|
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if (Event > ACPI_NUM_TABLE_EVENTS)
|
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{
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Event = ACPI_NUM_TABLE_EVENTS;
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}
|
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|
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/* Enable any GPEs associated with newly-loaded GPE methods */
|
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|
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Status = AcpiUpdateAllGpes ();
|
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AE_CHECK_OK (AcpiUpdateAllGpes, Status);
|
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|
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printf ("[AcpiExec] Table Event %s, [%4.4s] %p\n",
|
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TableEvents[Event], ((ACPI_TABLE_HEADER *) Table)->Signature, Table);
|
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return (AE_OK);
|
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}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
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* FUNCTION: AeGpeHandler
|
|
*
|
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* DESCRIPTION: Common GPE handler for acpiexec
|
|
*
|
|
*****************************************************************************/
|
|
|
|
UINT32
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AeGpeHandler (
|
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ACPI_HANDLE GpeDevice,
|
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UINT32 GpeNumber,
|
|
void *Context)
|
|
{
|
|
ACPI_NAMESPACE_NODE *DeviceNode = (ACPI_NAMESPACE_NODE *) GpeDevice;
|
|
|
|
|
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AcpiOsPrintf ("[AcpiExec] GPE Handler received GPE%02X (GPE block %4.4s)\n",
|
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GpeNumber, GpeDevice ? DeviceNode->Name.Ascii : "FADT");
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|
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return (ACPI_REENABLE_GPE);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeGlobalEventHandler
|
|
*
|
|
* DESCRIPTION: Global GPE/Fixed event handler
|
|
*
|
|
*****************************************************************************/
|
|
|
|
void
|
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AeGlobalEventHandler (
|
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UINT32 Type,
|
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ACPI_HANDLE Device,
|
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UINT32 EventNumber,
|
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void *Context)
|
|
{
|
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char *TypeName;
|
|
|
|
|
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switch (Type)
|
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{
|
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case ACPI_EVENT_TYPE_GPE:
|
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TypeName = "GPE";
|
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break;
|
|
|
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case ACPI_EVENT_TYPE_FIXED:
|
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TypeName = "FixedEvent";
|
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break;
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|
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default:
|
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TypeName = "UNKNOWN";
|
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break;
|
|
}
|
|
|
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AcpiOsPrintf ("[AcpiExec] Global Event Handler received: Type %s Number %.2X Dev %p\n",
|
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TypeName, EventNumber, Device);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeAttachedDataHandler
|
|
*
|
|
* DESCRIPTION: Handler for deletion of nodes with attached data (attached via
|
|
* AcpiAttachData)
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static void
|
|
AeAttachedDataHandler (
|
|
ACPI_HANDLE Object,
|
|
void *Data)
|
|
{
|
|
ACPI_NAMESPACE_NODE *Node = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, Data);
|
|
|
|
|
|
AcpiOsPrintf ("Received an attached data deletion on %4.4s\n",
|
|
Node->Name.Ascii);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeInterfaceHandler
|
|
*
|
|
* DESCRIPTION: Handler for _OSI invocations
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static UINT32
|
|
AeInterfaceHandler (
|
|
ACPI_STRING InterfaceName,
|
|
UINT32 Supported)
|
|
{
|
|
ACPI_FUNCTION_NAME (AeInterfaceHandler);
|
|
|
|
|
|
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
|
|
"Received _OSI (\"%s\"), is %ssupported\n",
|
|
InterfaceName, Supported == 0 ? "not " : ""));
|
|
|
|
return (Supported);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeEventHandler
|
|
*
|
|
* DESCRIPTION: Handler for Fixed Events
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static UINT32
|
|
AeEventHandler (
|
|
void *Context)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeRegionInit
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Opregion init function.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
static ACPI_STATUS
|
|
AeRegionInit (
|
|
ACPI_HANDLE RegionHandle,
|
|
UINT32 Function,
|
|
void *HandlerContext,
|
|
void **RegionContext)
|
|
{
|
|
/*
|
|
* Real simple, set the RegionContext to the RegionHandle
|
|
*/
|
|
*RegionContext = RegionHandle;
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeInstallLateHandlers
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Install handlers for the AcpiExec utility.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AeInstallLateHandlers (
|
|
void)
|
|
{
|
|
ACPI_STATUS Status;
|
|
UINT32 i;
|
|
|
|
|
|
/* Install some fixed event handlers */
|
|
|
|
Status = AcpiInstallFixedEventHandler (ACPI_EVENT_GLOBAL, AeEventHandler, NULL);
|
|
AE_CHECK_OK (AcpiInstallFixedEventHandler, Status);
|
|
|
|
Status = AcpiInstallFixedEventHandler (ACPI_EVENT_RTC, AeEventHandler, NULL);
|
|
AE_CHECK_OK (AcpiInstallFixedEventHandler, Status);
|
|
|
|
/*
|
|
* Install handlers for some of the "device driver" address spaces
|
|
* such as EC, SMBus, etc.
|
|
*/
|
|
for (i = 0; i < ACPI_ARRAY_LENGTH (SpaceIdList); i++)
|
|
{
|
|
/* Install handler at the root object */
|
|
|
|
Status = AcpiInstallAddressSpaceHandler (AcpiGbl_RootNode,
|
|
SpaceIdList[i], AeRegionHandler, AeRegionInit, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
ACPI_EXCEPTION ((AE_INFO, Status,
|
|
"Could not install an OpRegion handler for %s space(%u)",
|
|
AcpiUtGetRegionName((UINT8) SpaceIdList[i]), SpaceIdList[i]));
|
|
return (Status);
|
|
}
|
|
}
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeInstallEarlyHandlers
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Install handlers for the AcpiExec utility.
|
|
*
|
|
* Notes: Don't install handler for PCI_Config, we want to use the
|
|
* default handler to exercise that code.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AeInstallEarlyHandlers (
|
|
void)
|
|
{
|
|
ACPI_STATUS Status;
|
|
UINT32 i;
|
|
ACPI_HANDLE Handle;
|
|
|
|
|
|
ACPI_FUNCTION_ENTRY ();
|
|
|
|
|
|
Status = AcpiInstallInterfaceHandler (AeInterfaceHandler);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install interface handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiInstallTableHandler (AeTableHandler, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install table handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiInstallExceptionHandler (AeExceptionHandler);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install exception handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
/* Install global notify handler */
|
|
|
|
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY,
|
|
AeNotifyHandler, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install a global notify handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiInstallNotifyHandler (ACPI_ROOT_OBJECT, ACPI_DEVICE_NOTIFY,
|
|
AeDeviceNotifyHandler, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install a global notify handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiGetHandle (NULL, "\\_SB", &Handle);
|
|
if (ACPI_SUCCESS (Status))
|
|
{
|
|
Status = AcpiInstallNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
|
|
AeNotifyHandler, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install a notify handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiRemoveNotifyHandler (Handle, ACPI_SYSTEM_NOTIFY,
|
|
AeNotifyHandler);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not remove a notify handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiInstallNotifyHandler (Handle, ACPI_ALL_NOTIFY,
|
|
AeNotifyHandler, NULL);
|
|
AE_CHECK_OK (AcpiInstallNotifyHandler, Status);
|
|
|
|
Status = AcpiRemoveNotifyHandler (Handle, ACPI_ALL_NOTIFY,
|
|
AeNotifyHandler);
|
|
AE_CHECK_OK (AcpiRemoveNotifyHandler, Status);
|
|
|
|
Status = AcpiInstallNotifyHandler (Handle, ACPI_ALL_NOTIFY,
|
|
AeNotifyHandler, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
printf ("Could not install a notify handler, %s\n",
|
|
AcpiFormatException (Status));
|
|
}
|
|
|
|
Status = AcpiAttachData (Handle, AeAttachedDataHandler, Handle);
|
|
AE_CHECK_OK (AcpiAttachData, Status);
|
|
|
|
Status = AcpiDetachData (Handle, AeAttachedDataHandler);
|
|
AE_CHECK_OK (AcpiDetachData, Status);
|
|
|
|
Status = AcpiAttachData (Handle, AeAttachedDataHandler, Handle);
|
|
AE_CHECK_OK (AcpiAttachData, Status);
|
|
}
|
|
else
|
|
{
|
|
printf ("No _SB_ found, %s\n", AcpiFormatException (Status));
|
|
}
|
|
|
|
|
|
/*
|
|
* Install handlers that will override the default handlers for some of
|
|
* the space IDs.
|
|
*/
|
|
for (i = 0; i < ACPI_ARRAY_LENGTH (DefaultSpaceIdList); i++)
|
|
{
|
|
/* Install handler at the root object */
|
|
|
|
Status = AcpiInstallAddressSpaceHandler (AcpiGbl_RootNode,
|
|
DefaultSpaceIdList[i], AeRegionHandler,
|
|
AeRegionInit, NULL);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
ACPI_EXCEPTION ((AE_INFO, Status,
|
|
"Could not install a default OpRegion handler for %s space(%u)",
|
|
AcpiUtGetRegionName ((UINT8) DefaultSpaceIdList[i]),
|
|
DefaultSpaceIdList[i]));
|
|
return (Status);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Initialize the global Region Handler space
|
|
* MCW 3/23/00
|
|
*/
|
|
AeRegions.NumberOfRegions = 0;
|
|
AeRegions.RegionList = NULL;
|
|
return (Status);
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
*
|
|
* FUNCTION: AeRegionHandler
|
|
*
|
|
* PARAMETERS: Standard region handler parameters
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Test handler - Handles some dummy regions via memory that can
|
|
* be manipulated in Ring 3. Simulates actual reads and writes.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AeRegionHandler (
|
|
UINT32 Function,
|
|
ACPI_PHYSICAL_ADDRESS Address,
|
|
UINT32 BitWidth,
|
|
UINT64 *Value,
|
|
void *HandlerContext,
|
|
void *RegionContext)
|
|
{
|
|
|
|
ACPI_OPERAND_OBJECT *RegionObject = ACPI_CAST_PTR (ACPI_OPERAND_OBJECT, RegionContext);
|
|
UINT8 *Buffer = ACPI_CAST_PTR (UINT8, Value);
|
|
ACPI_PHYSICAL_ADDRESS BaseAddress;
|
|
ACPI_SIZE Length;
|
|
BOOLEAN BufferExists;
|
|
AE_REGION *RegionElement;
|
|
void *BufferValue;
|
|
ACPI_STATUS Status;
|
|
UINT32 ByteWidth;
|
|
UINT32 i;
|
|
UINT8 SpaceId;
|
|
|
|
|
|
ACPI_FUNCTION_NAME (AeRegionHandler);
|
|
|
|
/*
|
|
* If the object is not a region, simply return
|
|
*/
|
|
if (RegionObject->Region.Type != ACPI_TYPE_REGION)
|
|
{
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*
|
|
* Region support can be disabled with the -r option.
|
|
* We use this to support dynamically loaded tables where we pass a valid
|
|
* address to the AML.
|
|
*/
|
|
if (AcpiGbl_DbOpt_NoRegionSupport)
|
|
{
|
|
BufferValue = ACPI_TO_POINTER (Address);
|
|
ByteWidth = (BitWidth / 8);
|
|
|
|
if (BitWidth % 8)
|
|
{
|
|
ByteWidth += 1;
|
|
}
|
|
goto DoFunction;
|
|
}
|
|
|
|
/*
|
|
* Find the region's address space and length before searching
|
|
* the linked list.
|
|
*/
|
|
BaseAddress = RegionObject->Region.Address;
|
|
Length = (ACPI_SIZE) RegionObject->Region.Length;
|
|
SpaceId = RegionObject->Region.SpaceId;
|
|
|
|
ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, "Operation Region request on %s at 0x%X\n",
|
|
AcpiUtGetRegionName (RegionObject->Region.SpaceId),
|
|
(UINT32) Address));
|
|
|
|
switch (SpaceId)
|
|
{
|
|
case ACPI_ADR_SPACE_SYSTEM_IO:
|
|
/*
|
|
* For I/O space, exercise the port validation
|
|
*/
|
|
switch (Function & ACPI_IO_MASK)
|
|
{
|
|
case ACPI_READ:
|
|
Status = AcpiHwReadPort (Address, (UINT32 *) Value, BitWidth);
|
|
AE_CHECK_OK (AcpiHwReadPort, Status);
|
|
break;
|
|
|
|
case ACPI_WRITE:
|
|
Status = AcpiHwWritePort (Address, (UINT32) *Value, BitWidth);
|
|
AE_CHECK_OK (AcpiHwWritePort, Status);
|
|
break;
|
|
|
|
default:
|
|
Status = AE_BAD_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return (Status);
|
|
}
|
|
|
|
/* Now go ahead and simulate the hardware */
|
|
break;
|
|
|
|
|
|
case ACPI_ADR_SPACE_SMBUS:
|
|
|
|
Length = 0;
|
|
|
|
switch (Function & ACPI_IO_MASK)
|
|
{
|
|
case ACPI_READ:
|
|
switch (Function >> 16)
|
|
{
|
|
case AML_FIELD_ATTRIB_SMB_QUICK:
|
|
case AML_FIELD_ATTRIB_SMB_SEND_RCV:
|
|
case AML_FIELD_ATTRIB_SMB_BYTE:
|
|
Length = 1;
|
|
break;
|
|
|
|
case AML_FIELD_ATTRIB_SMB_WORD:
|
|
case AML_FIELD_ATTRIB_SMB_WORD_CALL:
|
|
Length = 2;
|
|
break;
|
|
|
|
case AML_FIELD_ATTRIB_SMB_BLOCK:
|
|
case AML_FIELD_ATTRIB_SMB_BLOCK_CALL:
|
|
Length = 32;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case ACPI_WRITE:
|
|
switch (Function >> 16)
|
|
{
|
|
case AML_FIELD_ATTRIB_SMB_QUICK:
|
|
case AML_FIELD_ATTRIB_SMB_SEND_RCV:
|
|
case AML_FIELD_ATTRIB_SMB_BYTE:
|
|
case AML_FIELD_ATTRIB_SMB_WORD:
|
|
case AML_FIELD_ATTRIB_SMB_BLOCK:
|
|
Length = 0;
|
|
break;
|
|
|
|
case AML_FIELD_ATTRIB_SMB_WORD_CALL:
|
|
Length = 2;
|
|
break;
|
|
|
|
case AML_FIELD_ATTRIB_SMB_BLOCK_CALL:
|
|
Length = 32;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
for (i = 0; i < Length; i++)
|
|
{
|
|
Buffer[i+2] = (UINT8) (0xA0 + i);
|
|
}
|
|
|
|
Buffer[0] = 0x7A;
|
|
Buffer[1] = (UINT8) Length;
|
|
return (AE_OK);
|
|
|
|
|
|
case ACPI_ADR_SPACE_IPMI: /* ACPI 4.0 */
|
|
|
|
AcpiOsPrintf ("AcpiExec: Received IPMI request: "
|
|
"Address %X BaseAddress %X Length %X Width %X BufferLength %u\n",
|
|
(UINT32) Address, (UINT32) BaseAddress,
|
|
Length, BitWidth, Buffer[1]);
|
|
|
|
/*
|
|
* Regardless of a READ or WRITE, this handler is passed a 66-byte
|
|
* buffer in which to return the IPMI status/length/data.
|
|
*
|
|
* Return some example data to show use of the bidirectional buffer
|
|
*/
|
|
Buffer[0] = 0; /* Status byte */
|
|
Buffer[1] = 64; /* Return buffer data length */
|
|
Buffer[2] = 0; /* Completion code */
|
|
Buffer[3] = 0x34; /* Power measurement */
|
|
Buffer[4] = 0x12; /* Power measurement */
|
|
Buffer[65] = 0xEE; /* last buffer byte */
|
|
return (AE_OK);
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Search through the linked list for this region's buffer
|
|
*/
|
|
BufferExists = FALSE;
|
|
RegionElement = AeRegions.RegionList;
|
|
|
|
if (AeRegions.NumberOfRegions)
|
|
{
|
|
while (!BufferExists && RegionElement)
|
|
{
|
|
if (RegionElement->Address == BaseAddress &&
|
|
RegionElement->Length == Length &&
|
|
RegionElement->SpaceId == SpaceId)
|
|
{
|
|
BufferExists = TRUE;
|
|
}
|
|
else
|
|
{
|
|
RegionElement = RegionElement->NextRegion;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If the Region buffer does not exist, create it now
|
|
*/
|
|
if (!BufferExists)
|
|
{
|
|
/*
|
|
* Do the memory allocations first
|
|
*/
|
|
RegionElement = AcpiOsAllocate (sizeof (AE_REGION));
|
|
if (!RegionElement)
|
|
{
|
|
return (AE_NO_MEMORY);
|
|
}
|
|
|
|
RegionElement->Buffer = AcpiOsAllocate (Length);
|
|
if (!RegionElement->Buffer)
|
|
{
|
|
AcpiOsFree (RegionElement);
|
|
return (AE_NO_MEMORY);
|
|
}
|
|
|
|
/* Initialize the region with the default fill value */
|
|
|
|
ACPI_MEMSET (RegionElement->Buffer, AcpiGbl_RegionFillValue, Length);
|
|
|
|
RegionElement->Address = BaseAddress;
|
|
RegionElement->Length = Length;
|
|
RegionElement->SpaceId = SpaceId;
|
|
RegionElement->NextRegion = NULL;
|
|
|
|
/*
|
|
* Increment the number of regions and put this one
|
|
* at the head of the list as it will probably get accessed
|
|
* more often anyway.
|
|
*/
|
|
AeRegions.NumberOfRegions += 1;
|
|
|
|
if (AeRegions.RegionList)
|
|
{
|
|
RegionElement->NextRegion = AeRegions.RegionList;
|
|
}
|
|
|
|
AeRegions.RegionList = RegionElement;
|
|
}
|
|
|
|
/*
|
|
* Calculate the size of the memory copy
|
|
*/
|
|
ByteWidth = (BitWidth / 8);
|
|
|
|
if (BitWidth % 8)
|
|
{
|
|
ByteWidth += 1;
|
|
}
|
|
|
|
/*
|
|
* The buffer exists and is pointed to by RegionElement.
|
|
* We now need to verify the request is valid and perform the operation.
|
|
*
|
|
* NOTE: RegionElement->Length is in bytes, therefore it we compare against
|
|
* ByteWidth (see above)
|
|
*/
|
|
if (((UINT64) Address + ByteWidth) >
|
|
((UINT64)(RegionElement->Address) + RegionElement->Length))
|
|
{
|
|
ACPI_WARNING ((AE_INFO,
|
|
"Request on [%4.4s] is beyond region limit Req-0x%X+0x%X, Base=0x%X, Len-0x%X",
|
|
(RegionObject->Region.Node)->Name.Ascii, (UINT32) Address,
|
|
ByteWidth, (UINT32)(RegionElement->Address),
|
|
RegionElement->Length));
|
|
|
|
return (AE_AML_REGION_LIMIT);
|
|
}
|
|
|
|
/*
|
|
* Get BufferValue to point to the "address" in the buffer
|
|
*/
|
|
BufferValue = ((UINT8 *) RegionElement->Buffer +
|
|
((UINT64) Address - (UINT64) RegionElement->Address));
|
|
|
|
DoFunction:
|
|
|
|
/*
|
|
* Perform a read or write to the buffer space
|
|
*/
|
|
switch (Function)
|
|
{
|
|
case ACPI_READ:
|
|
/*
|
|
* Set the pointer Value to whatever is in the buffer
|
|
*/
|
|
ACPI_MEMCPY (Value, BufferValue, ByteWidth);
|
|
break;
|
|
|
|
case ACPI_WRITE:
|
|
/*
|
|
* Write the contents of Value to the buffer
|
|
*/
|
|
ACPI_MEMCPY (BufferValue, Value, ByteWidth);
|
|
break;
|
|
|
|
default:
|
|
return (AE_BAD_PARAMETER);
|
|
}
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
|